CN202243150U

CN202243150U - Pneumatic latch hook device

Info

Publication number: CN202243150U
Application number: CN2011203975062U
Authority: CN
Inventors: 钟凯
Original assignee: SHANGHAI CN-NL ENVIRONMENTAL PROTECTION Co Ltd
Current assignee: SHANGHAI CN-NL ENVIRONMENTAL PROTECTION Co Ltd
Priority date: 2011-10-18
Filing date: 2011-10-18
Publication date: 2012-05-30
Anticipated expiration: 2021-10-18

Abstract

The utility model relates to a pneumatic latch hook device, which adopts the technical scheme that: the pneumatic latch hook device comprises a bracket body, a spring air chamber, a push-pull rod, an overturning hook and an overturning shaft, wherein the spring air chamber is fixed on the bracket body; the push-pull rod is driven by the spring air chamber; the overturning hook is movably connected with the push-pull rod; and the overturning shaft is arranged on the bracket body, and the overturning hook is sleeved on the overturning shaft. The pneumatic latch hook device can be installed on any position at two sides of a semi-trailer transfer car frame, so the fixing problem of a trash container of a two-carriage semi-trailer transfer car can be solved. The pneumatic latch hook device is convenient to operate and has good reliability.

Description

The gas-operated lock hook device

Technical field

The utility model relates to a kind of release binding.

Background technology

The garbage container that is used to transport rubbish is a separation type with special-purpose semi-trailer transfer car(buggy); Need in the transportation to be fixed on garbage container on the transfer car(buggy) safely; Prior art is to install link-type ratchet latch hook additional at the transhipment tailstock; But this latch hook is because structural limitations relatively is fit to be installed in the tailstock, and it is exactly a problem demanding prompt solution that the front and back garbage container is fixed on the transport trolley safely.For solving this technical problem, be necessary that development and Design is a kind of can make things convenient for safety and be applicable to the latch hook device of semi-trailer rubbish van.

Summary of the invention

To above-mentioned prior art problem, the utility model provides a kind of semi-trailer rubbish van that is applicable to, restriction is installed less and safe and reliable gas-operated lock hook device.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: the gas-operated lock hook device comprises stake body; Be fixed in the spring air chamber on the stake body; Pull bar by the driving of spring air chamber; Turnover hook with the pull bar flexible connection; Trip shaft is installed on the stake body and turnover hook is sleeved on the trip shaft.

Further preferred version is: stake body comprises the left and right pipe of putting on the shelf that laterally arranges; The connection pipe that connects the left and right pipe of putting on the shelf; The left and right pipe below of putting on the shelf is installed support tube respectively; Adapter plate is fixed on the said left and right support tube; The left and right pipe of putting on the shelf has through hole and welds axle sleeve, and trip shaft is installed in wherein; Adapter plate offers and is used for pull bar and passes the mounting hole of dodging the hole and being used for the mounting spring air chamber.

Further preferred version is: the gas-operated lock hook device also comprises auricle, and the one of which end becomes the angle captive joint with turnover hook, and the other end is connected with the pull bar bearing pin.

Further preferred version is: the hook that is arranged in parallel about turnover hook comprises; Hook lower plate, hook side plate are integrally welded with left and right hook respectively; Casing cement is in left and right hook afterbody.

Further preferred version is: the turnover hook left and right sides also is equiped with positive stop.

The technique effect of the utility model is: this device is to the semi-trailer rubbish van and the design-calculated release binding; All can install in arbitrary position, semi-mounted transfer car(buggy) vehicle frame both sides, particularly solve the fixation problem of the garbage container of wing-rooms on either side of a one-story house semi-mounted transfer car(buggy); And this device is easy to operate, good reliability.

Description of drawings

Fig. 1 is this device front view;

Fig. 2 is this device right elevation;

Fig. 3 is the front view of this device parts stake body;

Fig. 4 is the right elevation of this device parts stake body;

Fig. 5 is the front view of this device parts turnover hook and auricle;

Fig. 6 is the right elevation of this device parts turnover hook and auricle;

1. stake body; The pipe 11. put on the shelf; 12. connection pipe; 13. support tube; 14. adapter plate; 141. dodge the hole; 142. mounting hole;

2. spring air chamber, 21. pull bars;

3. turnover hook; 31. hook; 32. hook lower plate; 33. hook side plate; 34 sleeve pipes;

4. trip shaft;

5. auricle;

6. positive stop;

7. vehicle frame.

The specific embodiment

Elaborate below in conjunction with the specific embodiment of accompanying drawing, further illustrate its advantage and reach outstanding contributions with respect to prior art to the utility model.

Like Fig. 1, shown in 2, this device mainly comprises stake body 1, spring air chamber 2, pull bar 21, turnover hook 3, trip shaft 4, auricle 5, positive stop 6 etc.

Like Fig. 3, shown in 4, stake body 1 comprises the pipe 11 of putting on the shelf that is arranged in parallel, and is welded on two 12, two bracing frames 13 of connection pipe of putting on the shelf between the pipe 11 and welds two pipe 11 belows of putting on the shelf respectively; Adapter plate 14 is welded on the bracing frame 13; Put on the shelf pipe 11, connection pipe 12, bracing frame 13, adapter plate 14 can be made up of rectangular steel pipe or other rigid material; Article two, the pipe 11 of putting on the shelf is offered through hole and is welded with axle sleeve, and trip shaft 4 is installed among the axle sleeve; Adapter plate 14 middle positions are offered and are dodged hole 141 and be used for pull bar 21 and pass; Dodge hole 141 both sides symmetries and have two mounting holes 142, be fixed on spring air chamber 2 on the adapter plate 14 with nut; Like Fig. 5, shown in 6, two hooks 31 are arranged in parallel, and in hook, survey, and tabular hook lower plate 32 is integrally welded with hook side plate 33 and two hooks 31, like this when turnover hook 3 lockings and the garbage container contact surface bigger, help safe fixing.Sleeve pipe 34 is welded on the afterbody of hook 31, is used for being sleeved on whole turnover hook 3 on the trip shaft 4, also offers the minor thread hole on it and is used to the lubricating oil of annotating.31 one-tenth angles of an end and hook of auricle 5 and centering are arranged and are welded on the sleeve pipe 34; The other end of auricle 5 has aperture, is used for being connected with pull bar 21 bearing pins.Positive stop 6 is welded on turnover hook 3 both sides and is used to limit turnover hook 3 play vertically.

Can be welded on arbitrary position, both sides of semi-mounted transfer car(buggy) vehicle frame 7 according to this device of garbage container needs, spring air chamber 2 adopts automobile-used pair of air chamber spring cylinder, and when not having injecting compressed air, turnover hook 3 is in the lock state; After inserting vehicle-mounted source of the gas, about spring air chamber 2 pulling pull bars 21 downward indentation 60mm distances, drive turnover hook 3 and realize upset; This moment, garbage container was in disengaged condition, and behind the cut-out source of the gas, pull bar 21 upwards stretches out; Drive turnover hook 3 and fasten garbage container, be in the lock state this moment.

Claims

1. the gas-operated lock hook device comprises stake body (1), it is characterized in that also comprising:

Spring air chamber (2) is fixed in said stake body (1);

Pull bar (21) is driven by said spring air chamber (2);

Turnover hook (3) flexibly connects with said pull bar (21); And

Trip shaft (4) is installed in said stake body (1), and said turnover hook (3) suit is on it.

2. gas-operated lock hook device according to claim 1 is characterized in that said stake body (1) comprising:

The pipe (11) of putting on the shelf, left and right laterally arranging;

Connection pipe (12) connects the said left and right pipe (11) of putting on the shelf;

Support tube (13) is located at said left and right pipe (11) below of putting on the shelf respectively;

Adapter plate (14) is fixed on said left and right support tube (13).

3. gas-operated lock hook device according to claim 2 is characterized in that the said left and right pipe (11) of putting on the shelf has through hole and welds axle sleeve, and said trip shaft (4) is installed wherein.

4. gas-operated lock hook device according to claim 2 is characterized in that said adapter plate (14) offers:

Dodge hole (141), be used for said pull bar (21) and pass;

Mounting hole (142), symmetric arrangement are used to install said spring air chamber (2).

5. gas-operated lock hook device according to claim 1 is characterized in that also comprising auricle (5), and said auricle (5) one ends become the angle captive joint with said turnover hook (3); The other end is connected with said pull bar (21) bearing pin.

6. gas-operated lock hook device according to claim 1 is characterized in that said turnover hook (3) comprising:

Hook (31), about be arranged in parallel;

Hook lower plate (32), hook side plate (33) are integrally welded with said left and right hook (31) respectively;

Sleeve pipe (34) is consolidated in said left and right hook (31) afterbody.

7. gas-operated lock hook device according to claim 1 is characterized in that said turnover hook (3) left and right sides also is equiped with positive stop (6).